Pith Number

pith:ZEAQDDYY

pith:2025:ZEAQDDYYRPVCUUIYCHHX36NYDO

not attested not anchored not stored refs pending

Real algebraic surfaces biholomorphically equivalent but not algebraically equivalent

Guillaume Rond

arxiv:2503.08957 v4 · 2025-03-11 · math.CV · math.AG · math.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZEAQDDYYRPVCUUIYCHHX36NYDO}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Pseudo-Formalization for Automatic Proof Verification

Receipt and verification

First computed	2026-05-27T02:05:01.754309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c901018f188bea2a511811cf7df9b81babe94caacf1c45c0c44074b1ec2d5168

Aliases

arxiv: 2503.08957 · arxiv_version: 2503.08957v4 · doi: 10.48550/arxiv.2503.08957 · pith_short_12: ZEAQDDYYRPVC · pith_short_16: ZEAQDDYYRPVCUUIY · pith_short_8: ZEAQDDYY

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ZEAQDDYYRPVCUUIYCHHX36NYDO \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c901018f188bea2a511811cf7df9b81babe94caacf1c45c0c44074b1ec2d5168

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a880ce0f29049fa0d6aabde4116b8a61063e1956e879310b1a2f95669f84980",
    "cross_cats_sorted": [
      "math.AG",
      "math.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2025-03-11T23:20:33Z",
    "title_canon_sha256": "61bb1eb32bd7cf530d35fbb6fce1a16f87b81c9740625e5a577bf1a81ba18afe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.08957",
    "kind": "arxiv",
    "version": 4
  }
}